JSDF pilot Akane has a fateful encounter when a new Godzilla emerges in Tateyama. As a countermeasure, a cyborg named Kiryu is constructed from the remains of the original. The machine is discovered to harbor the restless soul of the original monster as Akane must learn to find value in her own life as well.
Mothra and her fairies return to Japan to warn mankind that they must return Kiryu to the sea, for the dead must not be disturbed. However Godzilla has survived to menace Japan leaving Kiryu as the nation's only defense.
In dreamlike mountain scenery, Toshiko makes a daring escape from her sexually warped Uncle Sonezaki. Fortunately, she met Samehada as she runs for her life, which is also escaping from some slayers. What follows is a wild chase that leads the audience into a comically violent world.
